DERM TERMS Flashcards
first to appear and most characteristic lesion to help classify disease?
primary lesions
these lesions evolve over time into secondary lesions?
primary skin
skin lesions are characterized by how they are grouped into distinctive _____?
configurations
name this grouping or config of lesions:
arranged in a circle or ring shape
annular
name this grouping or config of lesions:
arranged in arcs or portions of a circle
arciform
name this grouping or config of lesions:
intersecting arcs and circles
polycyclic
name this grouping or config of lesions:
lesions occur in wavy lines, creeping
cutaneous larvae migrans
serpiginous
name this grouping or config of lesions:
bull’s eye pattern, encircled round spot like a:
target lesion of erythema multiforme
iris grouping
name this grouping or config of lesions:
lesions in broad bands following dermatome
herpes zoster or shingles
zosteriform grouping
name this grouping or config of lesions:
lymphangitis, contact dermatitis due to poison ivy, shin excoriations from itching xerotic skin
linear grouping
these lesions are from criss cross patterns forming a network
erythema ab igne on shins
levido reticularis
x-ray dermatitis
retiform grouping
groups of lesions without any distinct patterns
irregular collections of individuals lesions
urticaria, insect bites, chicken pox
irregular grouping
define ulcer
depressed area of the skin with loss of the superficial layers due to a destructive process
define scars
fibrous connective tissue with loss of normal elastic fibers
define keloids
extend beyond the area of original injury
define atrophy
depression in contour of skin
thinning of skin
loss of subcutaneous skin fat in chronic peripheral arterial
define lichenification
thickened skin from scratching or rubbing
hypo pigmentation
define telangectasia
harmless dilated torturous superficial capillaries
spider veins
familial
triggered in pregnancy
name this skin pigmentation:
shades the skin from uv light damage
melanin
name this skin pigmentation:
oxidized hemoglobin iron that stains the skin brown
hemosiderin